There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
Mosquitoes don't just bite you, they also pee on you.
11
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
The largest breed of rabbit is the Flemish Giant.
65